How Many Kilojoules in a Megajoule?

Quick Answer
1 Megajoule = 1,000 Kilojoules

1 MJ = 1,000 kJ

Formula

kJ = MJ × 1,000

Conversion Table

Megajoules (MJ)Kilojoules (kJ)
1 MJ1,000 kJ
2 MJ2,000 kJ
5 MJ5,000 kJ
10 MJ10,000 kJ
20 MJ20,000 kJ
50 MJ50,000 kJ
100 MJ100,000 kJ
500 MJ500,000 kJ
1,000 MJ1,000,000 kJ

Worked Examples

Convert 5 MJ to kJ:
5 MJ × 1,000 = 5,000 kJ
Convert 10 MJ to kJ:
10 MJ × 1,000 = 10,000 kJ
Convert 50 MJ to kJ:
50 MJ × 1,000 = 50,000 kJ

FAQ

How many Kilojoules are in 1 Megajoule?
There are 1,000 Kilojoules in 1 Megajoule. Formula: kJ = MJ × 1,000.
How to convert Megajoules to Kilojoules?
To convert Megajoules to Kilojoules, multiply the number of Megajoules by 1,000. For example, 10 MJ = 10,000 kJ.
How many Kilojoules are in 100 Megajoules?
There are 100,000 Kilojoules in 100 Megajoules. Calculation: 100 × 1,000 = 100,000.